Merge branch 'master' of http://www.scserverddns.top:13000/sc/SunlightCentralizedControlManagement

ViewModel/MainWindowViewModel.cs

@@ -287,7 +287,7 @@ namespace SunlightCentralizedControlManagement_SCCM_.ViewModel
                 catch (Exception) { }
                 try
                 {
-                    if (dt_TP.Rows.Count > 0)
+                    if (dt_TP.Rows.Count >= 0)
                     {
                        if(TechnologicalProcess_bool) TechnologicalProcess_View = ToObservableCollection<TechnologicalP>(dt_TP);
                         Sys_machine = MachineLOG;